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Marquise|Natural|GIA

0.75ct F SI1 Marquise Natural Diamond

EX • F/SI1 • GIA 5151696980

Certificate GIA 5151696980

Diamond specifications and retailer prices

From £1,617 GBP
$2,170 USD
As of November 1, 2026
Save £1,816 GBP (53%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £3,434 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 0.75ct natural marquise diamond

This 0.75ct natural marquise sits in the just-under-one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5151696980. Listed at 6 retailers as of November 1, 2026, with prices from £1,617 to £3,434, a £1,816 spread on the same certified stone. MOH London lists it at £3,434. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.75
Carat
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishGood
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5151696980
Dimensions10.49 × 4.99 × 2.38 mm
L/W Ratio2.10
Top View
10.49 mm4.99 mm0.75 ctF / SI1
OriginNatural
CutExcellent
PolishGood
SymmetryVery Good
FluorescenceNone
CertificateGIA 5151696980
Side View
Table 60.0%CrownGirdle: MED-VTKPavilionCulet: MediumDepth 47.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £3,434 GBP|Low: £1,481 GBP|High: £3,475 GBP|Avg: £2,342 GBP|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 4£1,617 GBP
Retailer 6£1,630 GBP
Retailer 3£2,077 GBP
Retailer 5£2,196 GBP
Retailer 2£2,446 GBP
Retailer 7£2,821 GBP
MOH London£3,434 GBP

37 data points across 7 retailers

6 retailers£1,617 GBP to £3,434 GBP

B+
Cheapest Retailer
-
£1,617 GBP
$2,170 USD
B
Retailer 2
-
£2,077 GBP
View
Retailer 3
-
£2,196 GBP
A$4,533 AUD
View
Price last confirmed 26 days ago
B
Retailer 4
-
£2,446 GBP
€3,126 EUR
View
B
Retailer 5
-
£2,821 GBP
$3,786 USD
View
Most Expensive
B
MOH London
581CCB7AC · Nov 2
£3,434 GBP
View
5 more retailers have this diamond
Prices start from £1,617 GBPSave up to £1,816 GBP

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
0.75ct Marquise
£1,617 GBP